Answer
$(x-1)(x+1)(x+2)$
Work Step by Step
We factor by grouping to obtain:
$x^{3}+2x^{2}-x-2
=x^{2}(x+2)-1(x+2)
=(x^{2}-1)(x+2)
=(x-1)(x+1)(x+2)$
College Algebra (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0321979478
ISBN 13:
978-0-32197-947-6
Chapter R - Section R.5 - Factoring Polynomials - R.5 Exercises - Page 58: 123
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.
